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Firmware confused A10beta to A9

Star I
Please tell us some basic information before asking for help:
Model Name: ZB631KL
Firmware Version: QKQ1.WW_Phone-17.2018.2004.424-20200506
Rooted or not: No
Frequency of Occurrence: ---
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
So I have this version of android and I would like to downgrade or update. I have downloaded least version of firmware from Asus support site but its does nothing.

Community Legend II
Hi blanksignxd
Thank you for your asking. Because you are now in Android 10 V424, kindly refer to the steps below
WW-17.2018.2004.424>SD card downgrade with MaxProM2_downgrade_to_9>WW-16.2017.1912.072>auto upgrade to your referred firmware version

You may follow the steps below as 10 to 9 downgrade steps.
1. Download " MaxProM2_downgrade_to_9" and then put the image file into the root directory of the MicroSD card.
2. Insert MicroSD card into phone and then power off the device.
3. Long press with "Power" key and "Volume Down" key together and stop after feel the vibration to enter Recovery Mode
4. Use "Volume Down/Up" key and press "Power" key to choose "Apply update from external storage"
5. Select the downgrade file
6. When the updating process is done, Choose "Wipe data/factory reset" and tap"Yes" to perform the master clear.
7. "Wipe cache partition" > "Yes"
8. "Reboot system now" 

#Android 10 to Android 9 Guide

Star I
Thanks for fast replay. I willa give It a try. 😊